Document Type and Number:
Japanese Patent JPS5347552
Kind Code:
U
Application Number:
JP13030276U
Publication Date:
April 22, 1978
Filing Date:
September 28, 1976
Export Citation:
International Classes:
H04R9/00; H01F5/00; H01F17/00; H01F41/04; H01F41/10; H04R9/04; H04R9/12; H05K1/16; (IPC1-7): H01F5/00; H01F41/04; H05K1/04; H05K1/16
Domestic Patent References:
| JPS4843946U | 1973-06-08 |